31556061

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{1747}}^1$

素因数の和:1982

約数の個数: 20

約数和(自身を含む): 47377792

約数和(自身を除く): 15821731

約数列:

[1, 3, 9, 27, 81, 223, 669, 1747, 2007, 5241, 6021, 15723, 18063, 47169, 141507, 389581, 1168743, 3506229, 10518687, 31556061]

約数ペア:

[(1, 31556061), (3, 10518687), (9, 3506229), (27, 1168743), (81, 389581), (223, 141507), (669, 47169), (1747, 18063), (2007, 15723), (5241, 6021)]